NTSB investigations: Bellanca 17-30A, WI

8 cases on aircraft the registry lists as Bellanca 17-30A. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19742026

NTSB investigations: Bellanca 17-30A, WI per year, 1974–2026: 8 cases
1974	2
1977	1
1978	1
1979	1
1988	1
1989	1
1994	1

Where

Open the map

Latest cases

Query with SQL

SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1 WHERE c."eventStateOrRegion" = 'WI' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1220433')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
  WHERE c.\"eventStateOrRegion\" = 'WI' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1220433'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'WI' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1220433'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB CHI94LA204Accident · Serious injuriesLimited investigationFinal reportBellanca 17-30 · Tomahawk, WIThe loss of engine power due to an undetermined reason. Factors in the accident were the lack of suitable terrain in preventing the pilot from making a safe forced landing.Jun 17, 1994 · N8218R · Destroyed NTSB CHI89LA075Accident · No injuriesLimited investigationFinal reportBellanca 17-30A · Watertown, WIThe pilot's improper use of brakes and throttle. A contributing factor was the parked aircraft which was nearby.Apr 24, 1989 · N39868 · Substantial damage NTSB CHI88FA120Accident · 1 fatalField investigationFinal reportBellanca 17-30A · Wautoma, WIPerformance of an aerobatic maneuver with insufficient altitude for recovery.May 31, 1988 · N28156 · Destroyed NTSB CHI80FEP08Accident · No injuriesClosedBellanca 17-30A · Viroqua, WIDec 18, 1979 · N14703 · Substantial damage NTSB CHI78FA049Accident · 1 fatalClosedBellanca 17-30A · Rhinelander, WIJul 12, 1978 · N93627 · Destroyed NTSB CHI77FEP45Accident · No injuriesClosedBellanca 17-30A · Milwaukee, WIJul 18, 1977 · N39867 · Substantial damage NTSB CHI75AC036Accident · 1 fatalClosedBellanca 17-30A · Lakewood, WIOct 24, 1974 · N14746 · Destroyed NTSB CHI74DEP31Accident · No injuriesClosedBellanca 17-30A · Burlington, WIFeb 11, 1974 · N39822 · Substantial damage